1// Copyright 2009-2021 Intel Corporation
2// SPDX-License-Identifier: Apache-2.0
3
4#include "string.h"
5
6#include <algorithm>
7#include <ctype.h>
8
9namespace embree
10{
11 char to_lower(char c) { return char(tolower(int(c))); }
12 char to_upper(char c) { return char(toupper(int(c))); }
13 std::string toLowerCase(const std::string& s) { std::string dst(s); std::transform(dst.begin(), dst.end(), dst.begin(), to_lower); return dst; }
14 std::string toUpperCase(const std::string& s) { std::string dst(s); std::transform(dst.begin(), dst.end(), dst.begin(), to_upper); return dst; }
15
16 Vec2f string_to_Vec2f ( std::string str )
17 {
18 size_t next = 0;
19 const float x = std::stof(str,&next); str = str.substr(next+1);
20 const float y = std::stof(str,&next);
21 return Vec2f(x,y);
22 }
23
24 Vec3f string_to_Vec3f ( std::string str )
25 {
26 size_t next = 0;
27 const float x = std::stof(str,&next); str = str.substr(next+1);
28 const float y = std::stof(str,&next); str = str.substr(next+1);
29 const float z = std::stof(str,&next);
30 return Vec3f(x,y,z);
31 }
32
33 Vec4f string_to_Vec4f ( std::string str )
34 {
35 size_t next = 0;
36 const float x = std::stof(str,&next); str = str.substr(next+1);
37 const float y = std::stof(str,&next); str = str.substr(next+1);
38 const float z = std::stof(str,&next); str = str.substr(next+1);
39 const float w = std::stof(str,&next);
40 return Vec4f(x,y,z,w);
41 }
42}
43